1. Show how you determined the initial concentration of the second standard acid solution using CV1=C2V2 2. Show an ice table and calculations needed to determine the K, for at least one of the five standard acid solutions. HA (a9) H* (a9) + A (ag)

Q: Calculate the molar concentration of Agtao) kons in a 2.12 M solution of AgCl 2 with no excess…

A:

Q: How much pH should be at least for Cr(OH)3 to collapse from a solution containing 0.076 M Cr3+ (aq)…

A: The dissociation equation: Cr(OH)3 ⇌ Cr3+ + 3OH¯ Given , concentration of Cr3+ = 0.076M

Q: Calculate the pH of a solution containing 0.0460 M potassium hydrogen tartrate and 0.028 M…

A:

Q: Consider a 10-4 molar Fe2* solution at pH 2. Determine the corresponding pɛ when this solution is in…

A: General reaction: Oxidized species+ e-+H+↔reduced species Redox is  expressed in units of ''pε''…

Q: Which salt below will produce the lowest [H 3O +] in an aqueous solution? 0.1170 M N2H5Br, Kb(N2H4)…

A: Salts dissociates into ions and these ions get solvated in the aqueous media and establish…

Q: Chikana experimentally determined the ionization constant of a weak monoprotic acid Chumami (Ao =…

A: The dissociation equilibrium for the weak monoprotic acid Chumami can be expressed as:…

Q: Your research advisor asks you to prepare a buffer solution at pH = 12.5 with capacity of about…

A: To make a buffer of desired pH/pOH with best buffer capacity, that acid /base should be used which…

Q: Answer 2A, 2B, and 2C. The pKa Values are in the separate pic.

A: 2A The acid with pKa close to the pH would be the best choice for preparing a buffer solution. pH of…

Q: You are working in a laboratory researching detection methods for components of street drugs. You…

A: ionisable acid is that compound dissociate to form H+ ionisable base is that accept H+ and ionizes.…

Q: . For H3PO3, Ka1 = 1.0 × 10-2 and Ka2 = 2.6 × 10–7 . Calculate a value for the [H2PO3 – ] in a 0.500…

A: Given, Concentration of H3PO3 = 0.500 M   The dissociation of H3PO3 can be written as: H3PO3 + H2O →…

Q: 1- In the Group 2 precipitations, the Sulfide Ion (S) is generated in an Acidic environment. If the…

A: Successive removal of H+ions from H2S is repersented by the followind two…

Q: E OC 25 50 75 100 125 150 175 Volume of 0.100 M NaOH (ag) (mL) the major species present at point A?…

A: In the titration,  KOH is added dropwise to H3PO4 solution.  So , At A point,  only H3PO4 is…

Q: A diprotic acid, H2A, has values of Kai = 1.0 x 10° and K2 = 1.0 x 101º. In a 0.10 M solution of…

A: Answer:- this question is answered by using the simple concept of calculation of equilibrium…

Q: Consider a diprotic weak acid system for which pK1= 3 and pK2= 9. How many moles hydroxide must be…

A:

Q: 3. Determine the pH of aqueous of 0.100 M solutions of the following salts. The provided K₂ and Kb…

A: The answer to the following question is-

Q: 3. 2.0-g NaF 6H2O is dissolved in enough analytical water to make 250.0- equilibrium concentration…

A: Sodium fluoride is a strong electrolyte and it is formed by the strong base, NaOH, and weak acid HF.…

Q: The pH of 0.65 M aqueous solution of a weak base (monoprotic) is 10.24. Determine the pKp of this…

A:

Q: Find the pH and fraction of dissociation of a 0.010 0 M solution of the weak acid HA with Ka = 1.00…

A: Dissociation reaction of a weak acid is as following :-                  HA      ↔        H+       +…

Q: If K-2.35 & K,- 1.32 x 1010 Suppose 50ml of 0.010M aqueous amine is extracted with 100ml of benzene.…

A: Given: K = 2.35 Ka=1.32×10-10 Volume of aqueous amine = 50 mL Volume of benzene = 100 mL…

Q: 1. Recall our titration of morpholine with HCI. [50.0 mL of 0.0200 M B = 1.00 mmol B with 0.100 M…

A: Given data: pKa = 8.492 Formula used:  pH=pKa+log[base][salt]

Q: concentration of I3- : 0.002M d. Titration data: Final volume: 29.05 mL Starting volume: 38.10 mL…

A: To explain how to calculate 'g'

Q: Chemistry Calculate the dissociation factor (i-value) of NaH2PO4 * 1OH20 (m.w. 300) if it undergoes…

A: Degree of Dissociation = 65%  Molecule is :- NaH2PO4.10H2O

Q: What is the pH of an acidic mixture containing 0.062 M hydrazoic acid (Ka = 1.9 * 10-5) and 0.062 M…

A: Henderson-Hasselbalch equation explains the relationship between  of solution and  of acid. For a…

Q: Calculate the molar solubility of tin(II) hydroxide (Ksp = 5.45x10-27). Give your answer to three…

A:

Q: At room temperature, how would you expect the Kof AgCl in deionized water to compare to the K.of…

A: Answer: Solubility equilibrium AgCl is shown below: AgCl(s)↔Ag+(aq)+Cl-(aq)

Q: concentration 100 times greater than a soluti on with a pi of 4? A S B 2 C. 3 D. 6

A: Solution- pH= -log[H]4=-log [H+]H+= antilog[-4]H+=10-4

Q: Why are Ce4+solutions never used for the titration of reductants in basic solutions?

A: The reason why Ce4+ solutions are not used for the titration of reductants in basic solutions have…

Q: In which solution will 0.010 M Pb2+ remain soluble?   a. 0.030 M Cl- (Ksp of PbCl2=1.7x10-5) b.…

A: The given problem can be solved by using the condition between solubility product and ionic product.…

Q: What is the pH of a solution containing 0.30 M lactic acid (K₂ = 1.38 x 10-4) and 0.50 M of lactate…

A:

Q: Calculate the pH of a solution saturated in calcite and in equilibrium with atmospheric CO2. The…

A: In the mentioned system, the following equilibria persists: CaCO3(s)→Ca2+(aq)+CO32-(aq)…

Q: A 0.0250 M Ca(X)2 has a pH of 8.049. Ca(X)2 is composed of a Ca2+ cation and an unknown anion X-,…

A: Given,  Molarity of Ca(X)2 = 0.0250 M. and it has pH = 8.049. The Kb or Kh of X- is:

Q: Show how you determined the initial concentration of the second standard acid solution using C1V1 =…

A: Since you have posted a question with multiple questions, we will solve first question for you. To…

Q: A 0.1000 M solution of a weak acid, HA, is 3.0% dissociated. Determine the value of Ka for the weak…

A: Given : Concentration of weak acid HA = 0.1000 M And the percent of HA dissociated = 3.0 %.

Q: Would the indicator bromocresol green, with a transition range of pH 3.8–5.4, ever be useful in the…

A: weak acid react with strong base, it give basic solution. So, the pH of the solution after…

Q: Commercial phosphate buffers are sold to maintain fish tanks at a pH of 7. Use a table of acid…

A: Acid dissociation equilibrium constants for H3PO4 are :  Ka1 = 7.2 x 10-3  Ka2 = 6.8 x 10-8  Ka3 =…

Q: 19. SO32- + MnO4 → SO,?- + MnO2 (basic solution)

A:

Q: Kb for methylamine at 25°C is 4.4 x 10-4 what is its pH if 0.10M solution is used.

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Q: Consider a weak acid, HA, for which Ka = 7.1x10-4. Calculate [H*] in a solution that is 0.45 M in…

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Q: 11.(a) 10.06 cm3 of the stock 0.100 mol dm–3 solution of NaOH was required to fully neutralise 49.5…

A:

Q: Pls help ASAP.

A: to calculate : concentration of free Ag+ in the solution

Q: What is the selenide ion concentration [Se2-] for a 0.100 M H2Se solution that has the stepwise…

A: The concentration of H2Se is 0.100 M. The dissociation constants, Ka1 and Ka2, of H2Se are 1.3×10-4…

Q: Inorganic Chemistry: Qualitative Analysis of Anions What is the importance or purpose of adding…

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Q: A sample is known to contain NaOH (MM 40.02), Na₂CO3 (MM 105.79), NaHCO, (MM 84.01) or a compatible…

A:

Q: 1. Tris(hydroxymethyl)aminomethane abbreviated as Tris or TRIZMA is frequently used to make buffers…

A: Given that : Molar mass of Tris(hydroxymethyl)aminomethane  = 121.1 g/mol pH = 10.5 The pKa of…

Q: Carbonic acid has a K, of 4.50 x 107. What is the value of AG, in kJ/mol, for the dissociation of…

A: Given data contains Value of acid dissociation constant for Carbonic acid is . Temperature is 298 K.

Q: Calculate eq. concentrations when for 0.55 M HAc solution where ka(25C)=1.8x10^-5 with an ICE table.…

A: Look out this reaction as: HAc: concentration of acetic acid. H+: concentration of proton. Ac-:…

Q: 2. (a) How would you compare the Lewis acidity of Fe2+ and Cu?+? (b) The measured pka values for…

A: Lewis acids are the species which accepts pair of electron and Lewis bases donate a pair of…

Q: Part 2 Show your work, explain your reasoning fully, and indicate correct units (where appropriate).…

A: Solubility product: It is defined as the product of its dissolved ion concentrations raised to the…

Q: Find the pH and fraction of dissociation (a) of a 0.100 M solution of the weak acid HA with Ka =…

A: Given that, Ka of HA = 1.00×10-5  [HA] = 0.100M  Then,

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